Crankshaft High Inertia Yamaha Yz85 `19-25, Oem Conrod

This VHM crankshaft is designed with a higher inertia for an improved handling and performance and a better balance percentage for less vibrations. You'll notice the high quality, as the runout is within 0.01mm and it can be rebuild many times without losing the strength and stiffness. Better traction and handling of the bike Exceeds OEM quality: high quality hardened crankweb Less vibrations and less runout More top over revolutions